lazymio/unicorn
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Merge branch 'master' into cygwin

Browse Source
This commit is contained in:
Nguyen Anh Quynh
2016-01-07 23:17:32 +07:00
parent 19930b0514 57cf585d4c
commit 13726b3d40
68 changed files with 3717 additions and 3778 deletions
Download Patch File Download Diff File Expand all files Collapse all files

76
qemu/tcg/i386/tcg-target.c
View File

@@ -2331,79 +2331,3 @@ static void tcg_target_init(TCGContext *s)
tcg_add_target_add_op_defs(s, x86_op_defs);
}
typedef struct {
DebugFrameHeader h;
uint8_t fde_def_cfa[4];
uint8_t fde_reg_ofs[14];
} DebugFrame;
/* We're expecting a 2 byte uleb128 encoded value. */
QEMU_BUILD_BUG_ON(FRAME_SIZE >= (1 << 14));
#if !defined(__ELF__)
/* Host machine without ELF. */
#elif TCG_TARGET_REG_BITS == 64
#define ELF_HOST_MACHINE EM_X86_64
static const DebugFrame debug_frame = {
.h.cie.len = sizeof(DebugFrameCIE)-4, /* length after .len member */
.h.cie.id = -1,
.h.cie.version = 1,
.h.cie.code_align = 1,
.h.cie.data_align = 0x78, /* sleb128 -8 */
.h.cie.return_column = 16,
/* Total FDE size does not include the "len" member. */
.h.fde.len = sizeof(DebugFrame) - offsetof(DebugFrame, h.fde.cie_offset),
.fde_def_cfa = {
12, 7, /* DW_CFA_def_cfa %rsp, ... */
(FRAME_SIZE & 0x7f) | 0x80, /* ... uleb128 FRAME_SIZE */
(FRAME_SIZE >> 7)
},
.fde_reg_ofs = {
0x90, 1, /* DW_CFA_offset, %rip, -8 */
/* The following ordering must match tcg_target_callee_save_regs. */
0x86, 2, /* DW_CFA_offset, %rbp, -16 */
0x83, 3, /* DW_CFA_offset, %rbx, -24 */
0x8c, 4, /* DW_CFA_offset, %r12, -32 */
0x8d, 5, /* DW_CFA_offset, %r13, -40 */
0x8e, 6, /* DW_CFA_offset, %r14, -48 */
0x8f, 7, /* DW_CFA_offset, %r15, -56 */
}
};
#else
#define ELF_HOST_MACHINE EM_386
static const DebugFrame debug_frame = {
.h.cie.len = sizeof(DebugFrameCIE)-4, /* length after .len member */
.h.cie.id = -1,
.h.cie.version = 1,
.h.cie.code_align = 1,
.h.cie.data_align = 0x7c, /* sleb128 -4 */
.h.cie.return_column = 8,
/* Total FDE size does not include the "len" member. */
.h.fde.len = sizeof(DebugFrame) - offsetof(DebugFrame, h.fde.cie_offset),
.fde_def_cfa = {
12, 4, /* DW_CFA_def_cfa %esp, ... */
(FRAME_SIZE & 0x7f) | 0x80, /* ... uleb128 FRAME_SIZE */
(FRAME_SIZE >> 7)
},
.fde_reg_ofs = {
0x88, 1, /* DW_CFA_offset, %eip, -4 */
/* The following ordering must match tcg_target_callee_save_regs. */
0x85, 2, /* DW_CFA_offset, %ebp, -8 */
0x83, 3, /* DW_CFA_offset, %ebx, -12 */
0x86, 4, /* DW_CFA_offset, %esi, -16 */
0x87, 5, /* DW_CFA_offset, %edi, -20 */
}
};
#endif
#if defined(ELF_HOST_MACHINE)
void tcg_register_jit(void *buf, size_t buf_size)
{
tcg_register_jit_int(buf, buf_size, &debug_frame, sizeof(debug_frame));
}
#endif